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102 lines
2.8 KiB
C++
102 lines
2.8 KiB
C++
/*
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Copyright 2006-2020 QElectroTech Team
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This file is part of QElectroTech.
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QElectroTech is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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QElectroTech is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with QElectroTech. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PROJECTDATABASE_H
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#define PROJECTDATABASE_H
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#include <QObject>
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#include <QSqlDatabase>
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#include <QSqlQuery>
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#include <QPointer>
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#include <QFileDialog>
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class Element;
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class QETProject;
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class Diagram;
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class sqlite3;
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/**
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@brief The projectDataBase class
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This class wrap a sqlite data base where you can find several thing
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about the content of a project.
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*
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@note this class is still in developement.
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*/
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class projectDataBase : public QObject
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{
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Q_OBJECT
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public:
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projectDataBase(QETProject *project, QObject *parent = nullptr);
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virtual ~projectDataBase() override;
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void updateDB();
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QETProject *project() const;
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QSqlQuery newQuery(const QString &query = QString());
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void addElement (Element *element);
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void removeElement (Element *element);
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void elementInfoChanged (Element *element);
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void elementInfoChanged (QList<Element *> elements);
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void addDiagram (Diagram *diagram);
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void removeDiagram (Diagram *diagram);
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void diagramInfoChanged (Diagram *diagram);
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void diagramOrderChanged();
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signals:
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void dataBaseUpdated();
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private:
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bool createDataBase();
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void createElementNomenclatureView();
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void createSummaryView();
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void populateDiagramTable();
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void populateElementTable();
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void populateElementInfoTable();
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void populateDiagramInfoTable();
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void prepareQuery();
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static QHash<QString, QString> elementInfoToString(
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Element *elmt);
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void bindDiagramInfoValues(QSqlQuery &query, Diagram *diagram);
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private:
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QPointer<QETProject> m_project;
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QSqlDatabase m_data_base;
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QSqlQuery m_insert_elements_query,
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m_insert_element_info_query,
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m_remove_element_query,
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m_update_element_query,
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m_insert_diagram_query,
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m_remove_diagram_query,
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m_insert_diagram_info_query,
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m_update_diagram_info_query,
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m_diagram_order_changed,
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m_diagram_info_order_changed;
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#ifdef QET_EXPORT_PROJECT_DB
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public:
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static sqlite3 *sqliteHandle(QSqlDatabase *db);
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static void exportDb(projectDataBase *db,
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QWidget *parent = nullptr,
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const QString &caption = QString(),
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const QString &dir = QString());
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#endif
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};
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#endif // PROJECTDATABASE_H
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